package com.yootk;
import java.io.*;
public class inputstream {
    public static void main(String[] args)throws Exception{
        File file = new File("D:"+File.separator+"muyan"+File.separator+"vip"+File.separator+"yootk.txt");
        if (file.exists()){
            try(InputStream input = new FileInputStream(file)){
                byte data[] = new byte[1024];
                int len = input.read(data);
                System.out.println("读取到的数据内容【"+new String(data,0,len)+"】");
            }catch (Exception e){}
        }
    }
}
